engineering recuitment PSPCL JE Electrical Mock Test 2024 General Knowledge Ecology and Environment Environmental pollution
Which one of the following is the main cause of the acid rains?
1
The Sun causes heating of upper layer of atmosphere.
2
The burning of fossil fuels releases oxides of carbon, nitrogen and sulphur in the atmosphere.
3
The electrical charges are produced due to friction amongst clouds.
4
The atmosphere of the Earth contains acids.